package com.imooc.security.core.social.qq.api;

import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.social.oauth2.AbstractOAuth2ApiBinding;
import org.springframework.social.oauth2.TokenStrategy;

import java.io.IOException;

/**
 * AbstractOAuth2ApiBinding {
 *     accessToken, 服务器发放的令牌
 *     restTemplate 请求服务器获取用户的模板
 * }
 */
public class QQImpl extends AbstractOAuth2ApiBinding implements QQ{
    private Logger logger = LoggerFactory.getLogger(getClass());


    private static final String URL_GET_OPENID = "https://graph.qq.com/oauth2.0/me?access_token=%s";
    private static final String URL_GET_USERINFO = "https://graph.qq.com/user/get_user_info?oauth_consumer_key=%s&openid=%s";
    private String appId;
    private String openId;
    private ObjectMapper objectMapper = new ObjectMapper();


    public QQImpl(String accessToken,String appId){
        super(accessToken, TokenStrategy.ACCESS_TOKEN_PARAMETER);
        this.appId = appId;
        String url = String.format(URL_GET_OPENID,accessToken);
        String result = getRestTemplate().getForObject(url,String.class);
        logger.info(result);
        this.openId = StringUtils.substringBetween(result,"\"openid\":\"","\"}");
        logger.info(this.openId);

    }

    @Override
    public QQUserInfo getUserInfo()  {
        String url = String.format(URL_GET_USERINFO,appId,openId);
        logger.info("url is -> {}",url);
        String result = getRestTemplate().getForObject(url,String.class);
        logger.info(result);
        QQUserInfo userInfo = null;
        try {
            userInfo = objectMapper.readValue(result, QQUserInfo.class);
            userInfo.setOpenId(openId);
            return userInfo ;
        } catch (IOException e) {
            //e.printStackTrace();
            throw new RuntimeException("获取用户信息失败",e);
        }



    }
}
